Prosecution Insights
Last updated: April 19, 2026

Examiner: HAGOPIAN, CASEY SHEA

Tech Center 1600 • Art Units: 1615 1617

This examiner grants 54% of resolved cases

Performance Statistics

54.5%
Allow Rate
-5.5% vs TC avg
608
Total Applications
+33.0%
Interview Lift
1248
Avg Prosecution Days
Based on 558 resolved cases, 2023–2026

Rejection Statute Breakdown

1.4%
§101 Eligibility
14.8%
§102 Novelty
40.9%
§103 Obviousness
25.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18463056 METHODS AND COMPOSITIONS TO GRAFT BONE USING IRON EXCIPIENTS Non-Final OA Zetagen Therapeutics, Inc.
18286541 BIOCHEMICAL ACTIVATION OF DYSFUNCTIONAL SKELETAL STEM CELLS FOR SKELETAL REGENERATION Non-Final OA The Board of Trustees of the Leland Stanford Junior University
16623167 INTEGRAL BIOMATERIAL FOR REGENERATION OF BONE TISSUE AND FABRICATION METHOD THEREFOR Final Rejection SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
19035278 DELIVERY DEVICE Final Rejection PTT HOLDING APS
18324941 NANOFIBER REINFORCEMENT OF ATTACHED HYDROGELS Non-Final OA Duke University
18252849 ELONGATED COMPOSITE FOR AN IMPLANT Non-Final OA 206 Ortho, Inc.
18730049 INTRAVAGINAL RING Final Rejection Sever Pharma Solutions
16768009 ADHESION LAYER BONDED TO AN ACTIVATED SURFACE Final Rejection THE TRUSTEES OF PRINCETON UNIVERSITY
18396941 IMPLANTABLE THERAPEUTIC DELIVERY SYSTEM AND METHODS THEREOF Final Rejection CORNELL UNIVERSITY
17691262 Regenerative Tissue-Mimetic Multilayer Fused Microgel-Cell Construct Final Rejection University of South Carolina
17795338 Herbicide combinations comprising glufosinate and trifludimoxazin Final Rejection COLORADO STATE UNIVERSITY RESEARCH FOUNDATION
18278536 Insecticidal Composition Comprising of Diamide, Moulting Hormone Agonist and Pyrethroid Non-Final OA WILLOWOOD CHEMICALS LIMITED
18375691 FUNCTIONALIZED NANOPARTICLES HAVING ENCAPSULATED GUEST CARGO AND METHODS FOR MAKING THE SAME Non-Final OA PENG, BERNEY
17441736 SUPER ABSORBENT POLYMER AND A METHOD OF INCREASING SUGAR CONTENT IN PLANTS Final Rejection UPL LTD
18275263 Porous Osteoinductive Composites Final Rejection Medskin Solutions Dr. Suwelack AG
18256726 HYDROGEL MICROPARTICLE-BASED LUBRICANT Non-Final OA Likarda, LLC
18038661 METHOD FOR PRODUCING BONE REGENERATION MATERIAL HAVING COTTON-WOOL LIKE STRUCTURE Final Rejection ORTHOREBIRTH CO., LTD.
18197813 PLA BEADS, DERMAL FILLER INCLUDING THE BEADS, APPARATUS INCLUDING THE FILLER AND USE OF THE APPARATUS Final Rejection Prollenium Medical Technologies, Inc.
17744248 Derivatized or Rapidly Polymerizing Collagen Compositions for Tissue Augmentation Containing Nonresorbable or Slowly Resorbable Polymers Final Rejection Shanghai Qisheng Biological Preparation Co., Ltd.
17863251 METHODS AND DEVICES FOR NERVE REGENERATION Final Rejection Tulavi Therapeutics, Inc.
17657757 AMNIOTIC OR PLACENTAL PREPARATION AND DEVICE FOR OPHTHALMIC USE AS DRESSING TO ENHANCE HEALING Final Rejection Cetel Scientific LLC
17684196 REINFORCED COLLAGEN DEVICE FOR SOFT TISSUE REPAIR Non-Final OA Harbor MedTech, Inc.
17635664 MESENCHYMAL STROMAL CELL BONE GRAFT MATERIAL Final Rejection Johann Wolfgang Goethe-Universität Frankfurt am Main
17581705 PLASMA IMMOBILIZATION OF BACTERIOPHAGES AND APPLICATIONS THEREOF Non-Final OA PHAGELUX (CANADA) INC.
17534905 Ophthalmic Drug Compositions Non-Final OA Oxular Limited
16841487 METHODS OF MANUFACTURING INJECTABLE MICROGEL SCAFFOLDS Final Rejection TEMPO THERAPEUTICS, INC.

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